/**
* Initialize it with assigning it a new ControlContext and a defaultMethod with serviceType as
* "sorcer.core.provider.jobber.ServiceJobber" name as "service" and providerName "*"
*
* @throws sorcer.service.SignatureException
*/
private void init() {
NetSignature s = new NetSignature("service", Jobber.class);
// Needs to be RemoteJobber for Cataloger to find it
// s.setServiceType(Jobber.class.getName());
s.setProviderName(null);
s.setType(Signature.Type.SRV);
signatures.add(s); // Add the signature
}
// Made private so that other classes just calls execExertion and not
// execTask
private void execTask(NetTask task) throws ExertionException, SignatureException {
logger.log(Level.INFO, "start executing task");
try {
Service provider =
ProviderAccessor.getProvider(
task.getProcessSignature().getProviderName(), task.getServiceType());
logger.log(Level.INFO, "got a provider:" + provider);
if (provider == null) {
String msg = null;
// get the PROCESS Method and grab provider name + interface
NetSignature method = (NetSignature) task.getProcessSignature();
msg =
"No Provider available. Provider Name: "
+ method.getProviderName()
+ " Provider interface: "
+ method.getServiceType();
System.err.println(msg);
throw new ExertionException(msg, task);
} else {
// setTaskProvider(task, provider.getProviderName());
logger.log(Level.INFO, "Servicing task now ..............");
MonitoringSession session = (MonitoringSession) (task.getMonitorSession());
session.init((Monitorable) provider, LEASE_RENEWAL_PERIOD, DEFAULT_TIMEOUT_PERIOD);
lrm.renewUntil(session.getLease(), Lease.ANY, null);
task.setService(provider);
provider.service(task, null);
}
} catch (RemoteException re) {
re.printStackTrace();
logger.log(Level.SEVERE, "dispatcher execution failed for task: " + task);
throw new ExertionException("Remote Exception while executing task");
} catch (MonitorException mse) {
mse.printStackTrace();
logger.log(Level.SEVERE, "dispatcher execution failed for task: " + task);
throw new ExertionException("Remote Exception while executing task");
} catch (TransactionException te) {
te.printStackTrace();
logger.log(Level.SEVERE, "dispatcher execution failed for task: " + task);
throw new ExertionException("Remote Exception while executing task");
}
}
